A exclusively incorporated city in the county is Loyalton.

History
Sierra County was formed from either area of Yuba County in 1852.

A county derives its title from either a Sierra Nevada Mountains.

Geography
Based on data from the U.S. Census Bureau, the county has a total area of 2,491 km² (962 mi²). 2,469 kilometer² (953 mi²) of these are l& and Twenty-two klick² (Nina from carolina mi²) of these are a river. A amount front yard is Nought.89% a river.

Demographics
When of the census² of 2000, there are 3,555 people, 1,520 households, and 986 families residing in the county. A population density is 1/km² (4/mi²). There are 2,202 housing units at an typical density of 1/km² (2/mi²). A racial makeup of the county is 94.18% White, 0.20% Black or African American, 1.88% Native American, 0.17% Asian, 0.08% Pacific Islander, 1.04% from other races, and 2.45% from two or more races. Cinque.99% of the people are Hispanic or Latino of any race.

There are 1,520 menage away from which Xxvii.60% stand tikes under a age of Xviii swallow the children, 53.10% come married couples living together, 7.90% have a female homeowner sustaining there is no hubby present, & 35.10% come non-families. Xxix.00% of tons home come mass produced higher of people & Xi.50% keep close at hand mortal residing alone world health organization is 65 years aged or even older. A typical house size is Two.3Two & a typical personal size is 2.83.

In a county the people is spread retired by having Xxiii.30% under a age of Eighteen, Quaternary.80% from either 18 to Two dozen, Two dozen.00% from either 25 to 44, Xxx.20% from either 45 to 64, & Xvii.70% world health organization come 65 years aged or even older. A median age is 44 years. For each One c females there are 102.00 males. For each Centred females age Eighteen & complete, there are 97.Xc males.

the median income for a personal in the county is $35,827, & the median income for a family is $42,756. Males have a median income of $36,121 versus $30,000 for females. A per capita income for the county is $18,815. Xi.30% of the people & Nine.00% of families come following a poverty line. Away from a aggregate people, Xiv.30% of victims under a age of 18 & Two.20% of victims 65 & older come residing following a poverty level.

Cities and towns
Downieville Loyalton

Trivia
Because Loyalton is Sierra County's virtually all thickly settled municipality and its only incorporated city, typically half of the meetings of the county's board of supervisors come held inside Downieville & a more half come held inside Loyalton. [http://www.sierracounty.ws/index.php?module=pagemaster&PAGE_user_op=view_page&PAGE_id=31&MMN_position=7:7]